I think we can guess which of these brains decided they should be rhyming technicolor cartoons for the day. Sporting a millinery party platter of Seussical costume trimmings, Máxima was outfitted in a coral-y orange Natan coat dress with extra volume in the skirt and sleeves and coral pendant earrings. Obviously keen to live up to their Natan Twins moniker, Mathilde also sported the Belgian brand in an orange and blue print belted frock with a Fabienne Delvigne blue turban and pearl earrings.

I'm telling you, I LOVE this appearance and every bit of ridiculous contained within. Seriously! They made me laugh, they made themselves laugh, and - here's the important part - they did their best to be highly visible for all the onlookers hoping to catch the double queen show at an outdoor engagement. That's a job well done. They can bathe themselves in beige another day.

And in case you have any doubt that this was a plan and not a coincidence, note that Mathilde made an outfit switch just for her jaunt with Máx.

Earlier that day, she was sporting the same hat but with a repeated blue floral Dries Van Noten dress for a pit stop at the residence of the Belgian ambassador in The Hague. Definitely a color scheme designed for an easy flip into twin mode. Also, this: